Preprojective algebras associated with symmetrizable Cartan matrices

Representation Theory

12 February 15:30 - 16:30

Jan Schröer - University of Bonn

This is part of a joint work with Christof Geiss and Bernard Leclerc. Given a symmetrizable Cartan matrix we define a preprojective algebra via quivers with relations. These algebras are defined over arbitrary ground fields and generalize the classical preprojective algebras.